670067078 has 4 divisors (see below), whose sum is σ = 1005100620. Its totient is φ = 335033538.

The previous prime is 670067023. The next prime is 670067117. The reversal of 670067078 is 870760076.

670067078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167516768 + ... + 167516771.

It is an arithmetic number, because the mean of its divisors is an integer number (251275155).

Almost surely, 2^670067078 is an apocalyptic number.

670067078 is a deficient number, since it is larger than the sum of its proper divisors (335033542).

670067078 is a wasteful number, since it uses less digits than its factorization.

670067078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335033541.

The product of its (nonzero) digits is 98784, while the sum is 41.

The square root of 670067078 is about 25885.6539032724. The cubic root of 670067078 is about 875.0632130658.

The spelling of 670067078 in words is "six hundred seventy million, sixty-seven thousand, seventy-eight".